S-94640A265 1/2"-20 Weld Nuts

Key Features & Benefits at a Glance

• Superior strength and durability from 4130 alloy steel construction, ideal for high-stress industrial applications
• Precise tube connection with specialized tube end design for secure fitting on 1" OD tubes with 0.083" wall thickness
• Reliable thread engagement through Class 2B UNF fine threading ensuring vibration resistance and secure fastening
• Optimized installation efficiency with partially threaded design and 1-1/4" thread length for easier welding access
• Enhanced corrosion resistance meeting RoHS 3 and REACH compliance for extended service life in demanding environments
• Right-hand thread direction providing standard installation compatibility across industrial equipment
• Robust dimensional stability with 1-1/2" height maintaining structural integrity under heavy loads

Professional Applications & Engineering Value

This 4130 alloy steel tube end weld nut delivers exceptional engineering value in hydraulic systems, pneumatic assemblies, and structural tubing applications where reliable connections are critical. The partially threaded UNF design with Class 2B thread fit ensures precise alignment and prevents cross-threading during installation, while the specialized tube end configuration provides optimal contact surface for welding operations. Engineered specifically for 1" OD tubes with 0.083" wall thickness, this heavy-duty weld nut maintains joint integrity under vibration and thermal cycling conditions common in industrial machinery, automotive frameworks, and processing equipment. The fine thread spacing offers superior clamping force distribution, making it ideal for applications requiring leak-proof connections and long-term reliability in challenging operating environments.

Specification Summary & Compliance

This precision weld nut features 1/2"-20 UNF fine threading with Class 2B thread fit tolerance, 1-1/4" thread length, and 1-1/2" overall height. Manufactured to UNF thread standards with right-hand thread direction for consistent performance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets. Designed specifically for 1" OD tubes with 0.083" wall thickness applications requiring reliable, high-strength fastening solutions.